Instruction/ maintenance manual of the product LD11555 York
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LD1 1555 INST ALLA TION, OPERA TION, & MAINTENANCE F AN COIL AIR CONDITIONERS NEW RELEASE Form 1 15.20-NOM6 (1 106) ***** W ARNING TO INST ALLER, SERVICE PERSONNEL AND OWNER ***** Altering the pro.
JOHNSON CONTROLS 2 FORM 1 15.20-NOM6 (1 106) T ABLE OF CONTENTS FIG. 2 – PHYSICAL DIMENSIONS (INCHES) Reference Documents: • Parts List, Fan Coil Air Conditioners Form 1 15.20-RP2 (Latest) These documents can be ordered through Publications Dept. or downloaded @ http://intranet.
3 JOHNSON CONTROLS FORM 1 15.20-NOM6 (1 106) INST ALLA TION RECEIVING Material in this shipment has been inspected at the factory and released to the transportation agency in good condition. When received, a visual inspect ion of all carton s shoul d be ma de imme diatel y .
JOHNSON CONTROLS 4 FORM 1 15.20-NOM6 (1 106) INST ALLA TION 2 . Frame around the perimeter of the unit as required for securing the drywall. See T able 1 below for drywall openings.
5 JOHNSON CONTROLS FORM 1 15.20-NOM6 (1 106) INST ALLA TION DUCTWORK Ductwork recommendations are as follows: • Insulate to prevent condensation during cooling. • Size to the unit openings are generally ac cept abl e bu t ar e de ter mine d by the eng ine erin g drawings.
JOHNSON CONTROLS 6 FORM 1 15.20-NOM6 (1 106) T able 2 - ELECTRICAL DA T A UNIT MODEL KW TOT AL AMPS MIN. CIR. AMP ACITY MAX.OVERCURRENT PROTECTION 240V 208V 240V 208V 240V 208V 240V 208V 4CWE 0 0 0.0 1.1 N/A N/A N/A N/A N/A 1 1 0.8 5.3 4.7 7 6 15 15 2 2 1.
7 JOHNSON CONTROLS FORM 1 15.20-NOM6 (1 106) PIPING All piping connections are 5/8" OD copper tubing (see Fig.4). The supply and return piping must be adequately sized to meet the design water flow requirements as spec ified for the speci fic insta llatio n .
JOHNSON CONTROLS 8 FORM 1 15.20-NOM6 (1 106) Drain Piping Con dens ate drai n lin es mu st be inst alle d wit h ade quat e slope away from the unit to assure positive drainage.
9 JOHNSON CONTROLS FORM 1 15.20-NOM6 (1 106) SEQUENCE OF OPERA TION YCW With a Chilled W ater Coil The unit will respond to a cooling command from the thermostat by powering a water control valve open. The fan will operate at the speed selected at the thermostat.
JOHNSON CONTROLS 10 FORM 1 15.20-NOM6 (1 106) MAINTENANCE MOTOR The blower motor should be cleaned annually and if it has oiling ports, it should be oiled with a good grade of SAE 20 oil. Normally a few drops of oil in each bearing is sufficient. COIL The coil must be kept clean by any of the following methods.
1 1 JOHNSON CONTROLS FORM 1 15.20-NOM6 (1 106) This Page Intentionally Left Blank.
T ele. 800-861-1001 www .Y ork.com P .O. Box 1592, Y ork, Pennsylvania USA 17405-1592 Subject to change without notice. Printed in USA T ele. 800-861-1001 P .O. Box 1592, Y ork, Pennsylvania USA 17405-1592 Subject to change without notice. Printed in USA T ele.
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However, one of the most important roles played by the user manual is to help in solving problems with York LD11555. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device York LD11555 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
